Years of customer use and satisfaction have proven the Rainbow feeders to be the performance leader in pool and spa chemical dispensers. The Rainbow model 300-29X with automatic chlorine/bromine feeders not only save time, but also reduce manual handling of chemicals. They use large or small Trichlor or Bromine slow-dissolving tablets to make sanitizing your new or existing pool or spa easy and automatic. Installs easily on the pressure side of the pump, downstream of the filter and heater. This freestanding Model 300-29X features an external fine control valve that lets you adjust the feed rate to meet specific pool or spa requirements.

Features:-300 Series Freestanding Off-Line Feeder• Holds 29 Large or 237 Small Tablets• Treats 80,000 to 322,000 Gallons• No Special Venting Required• Completely Enclosed System• No Escaping Gases• All Rainbow